Advertisements
Advertisements
Question
Define the term potential difference.
Advertisements
Solution
The amount of work done in moving a unit positive charge from one point to another point in an electric field is called the potential difference.
APPEARS IN
RELATED QUESTIONS
n electrons flow through a cross section of a conductor in time t. If charge on an electron is e, then write an expression for the current in the conductor.
Explain why does a metal wire when connected to a cell offer resistance to the flow of current.
The unit of potential difference is :
There is a positively charged sphere A and negatively charged sphere B, such that they are brought in electrical contact by a copper wire.
Which sphere is at higher potential before electrical contact on the basis of convention?
State and define the SI unit of electric current.
Draw a diagram showing two bulbs connected in series to a dry cell.
